From 2f1c0f070654ecf55d95be79fae741bef1140952 Mon Sep 17 00:00:00 2001
From: Volker Berlin <volker.berlin@googlemail.com>
Date: Fri, 10 Apr 2020 21:27:29 +0200
Subject: [PATCH] test for empty catch block

---
 .../jwebassembly/runtime/Exceptions.java             | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/test/de/inetsoftware/jwebassembly/runtime/Exceptions.java b/test/de/inetsoftware/jwebassembly/runtime/Exceptions.java
index 354157d..2f8d6b0 100644
--- a/test/de/inetsoftware/jwebassembly/runtime/Exceptions.java
+++ b/test/de/inetsoftware/jwebassembly/runtime/Exceptions.java
@@ -46,6 +46,7 @@ public class Exceptions extends AbstractBaseTest {
             addParam( list, script, "rethrow" );
             addParam( list, script, "tryFinally" );
             addParam( list, script, "complex" );
+            addParam( list, script, "emptyCatch" );
         }
         rule.setTestParameters( list );
         rule.setProperty( JWebAssembly.WASM_USE_EH, "true" );
@@ -132,6 +133,17 @@ public class Exceptions extends AbstractBaseTest {
             return v;
         }
 
+        @Export
+        static int emptyCatch() {
+            int h = 127; // variable slot 0
+            try {
+                int i = h + 1; // variable slot 1
+            } catch( NumberFormatException nfe ) { // reuse variable slot 1
+                // nothing
+            }
+            return h;
+        }
+
 //        @Export
 //        static int multiCatch() {
 //            int r;